EMC E20-591 Online Practice Questions and Exam Preparation

EMC E20-591 Online Questions & Answers

• Question 101:

  A customer has purchased Data Protection Advisor and would like to collect system performance information from 100 HP_UX servers. How many Collectors are required in an environment with four data centers?

  A. 1
  B. 4
  C. 25
  D. 100
  D. 100

• Question 102:

  How many 'nsrmmd' daemons/processes run in a single EMC NetWorker datazone?

  A. One per enabled device
  B. One per storage node
  C. One per client
  D. One per server
  A. One per enabled device

• Question 103:

  How is the communication between a Data Protection Advisor Collector and the Server performed?

  A. Standard HTML over SSL
  B. Encapsulated IP frames over FC
  C. Proprietary messages over SSH tunneling
  D. Encrypted XML over TCP ports
  D. Encrypted XML over TCP ports

• Question 104:

  What is the RAID level on an Avamar NDMP accelerator node?

  B. 1
  C. 5
  D. 6
  B. 1

• Question 105:

  What is the Summary Vector used for in an EMC Data Domain system?

  A. Identifying new unique segments of data
  B. Storing neighboring segments in containers
  C. Verifying file system metadata integrity
  D. Calculating checksum of data to analyze redundancy
  A. Identifying new unique segments of data

• Question 106:

  In an EMC Data Domain Archiver system, what is a characteristic of a sealed archive unit?

  A. Data from the archive unit can be recovered even if the other units in the same system are lost
  B. A sealed archive unit is marked as read-only; writes and file deletions are not permitted
  C. Unit needs to be manually put into an online mode if recovery of data is necessary
  D. Data in the sealed unit is not replicated for security reasons
  A. Data from the archive unit can be recovered even if the other units in the same system are lost

• Question 107:

  In EMC NetWorker, which type of VMware backup has the option of keeping track of information in the virtual disks that have changed since the last backup?

  A. VADP
  B. VCB
  C. Console
  D. Guest
  A. VADP

• Question 108:

  Which additional feature does the EMC Data Domain Global Deduplication Array provide when compared to other Data Domain systems?

  A. Higher capacity
  B. Clustering
  C. Replication
  D. Encryption
  A. Higher capacity

• Question 109:

  In an EMC NetWorker environment, a full backup is performed every Monday and an incremental backup the rest of the week. Which backup dataset is suitable for this backup schedule?

  A. Database log files
  B. Database control files
  C. Files with unchanged content and an unchanged timestamp
  D. Files with unchanged content with the timestamp updated daily
  C. Files with unchanged content and an unchanged timestamp

• Question 110:

  A host has a file system with files changing every day. Full backups are performed every Sunday. The backup window during weekdays is limited. Full file system recovery should be accomplished in the shortest amount of time. Which type of backup should be performed every weekday to meet these requirements?

  A. Raw
  B. Block level
  C. Differential
  D. Incremental
  C. Differential